SELECT 
  cscart_products.* 
FROM 
  cscart_products 
WHERE 
  cscart_products.product_id IN (3561, 3531, 4192, 4404, 4403, 14)

Query time 0.00028

JSON explain

{
  "query_block": {
    "select_id": 1,
    "cost_info": {
      "query_cost": "4.21"
    },
    "table": {
      "table_name": "cscart_products",
      "access_type": "range",
      "possible_keys": [
        "PRIMARY"
      ],
      "key": "PRIMARY",
      "used_key_parts": [
        "product_id"
      ],
      "key_length": "3",
      "rows_examined_per_scan": 6,
      "rows_produced_per_join": 6,
      "filtered": "100.00",
      "index_condition": "(`dbggbern`.`cscart_products`.`product_id` in (3561,3531,4192,4404,4403,14))",
      "cost_info": {
        "read_cost": "3.61",
        "eval_cost": "0.60",
        "prefix_cost": "4.21",
        "data_read_per_join": "30K"
      },
      "used_columns": [
        "product_id",
        "product_code",
        "product_type",
        "status",
        "company_id",
        "list_price",
        "amount",
        "weight",
        "length",
        "width",
        "height",
        "shipping_freight",
        "low_avail_limit",
        "timestamp",
        "updated_timestamp",
        "usergroup_ids",
        "is_edp",
        "edp_shipping",
        "unlimited_download",
        "tracking",
        "free_shipping",
        "zero_price_action",
        "is_pbp",
        "is_op",
        "is_oper",
        "is_returnable",
        "return_period",
        "avail_since",
        "out_of_stock_actions",
        "localization",
        "min_qty",
        "max_qty",
        "qty_step",
        "list_qty_count",
        "tax_ids",
        "age_verification",
        "age_limit",
        "options_type",
        "exceptions_type",
        "details_layout",
        "shipping_params",
        "facebook_obj_type",
        "parent_product_id",
        "buy_now_url",
        "cito_id",
        "pos_barcode",
        "pos_availabilty",
        "presell_amount",
        "purchase_price",
        "supplier_sku",
        "avail_in_days",
        "galaxus_price",
        "galaxus_exclude",
        "gs_exclude",
        "datahub_amount",
        "datahub_exclude",
        "ean_code",
        "expected_restock_amount",
        "datahub_extra_1",
        "datahub_extra_2",
        "low_stock_threshold",
        "galaxus_min_qty"
      ]
    }
  }
}

Result

product_id product_code product_type status company_id list_price amount weight length width height shipping_freight low_avail_limit timestamp updated_timestamp usergroup_ids is_edp edp_shipping unlimited_download tracking free_shipping zero_price_action is_pbp is_op is_oper is_returnable return_period avail_since out_of_stock_actions localization min_qty max_qty qty_step list_qty_count tax_ids age_verification age_limit options_type exceptions_type details_layout shipping_params facebook_obj_type parent_product_id buy_now_url cito_id pos_barcode pos_availabilty presell_amount purchase_price supplier_sku avail_in_days galaxus_price galaxus_exclude gs_exclude datahub_amount datahub_exclude ean_code expected_restock_amount datahub_extra_1 datahub_extra_2 low_stock_threshold galaxus_min_qty
14 630509951512 P A 1 4.90 0 0.000 0 0 0 0.00 0 1600898400 1762182516 0 N N N B N R Y N N Y 10 1600984800 N 0 0 0 0 6 N 0 P F default a:5:{s:16:"min_items_in_box";i:0;s:16:"max_items_in_box";i:0;s:10:"box_length";i:0;s:9:"box_width";i:0;s:10:"box_height";i:0;} activity 0 0 N 0 3.50 C83230000 0 0.00 0 0 0 0 0 0
3531 4012927164990 P A 1 69.90 12 0.000 0 0 0 0.00 0 1684060450 1759568032 0 N N N B N R Y N N Y 10 1691618400 S 0 0 0 0 6 N 0 P F default a:5:{s:16:"min_items_in_box";i:0;s:16:"max_items_in_box";i:0;s:10:"box_length";i:0;s:9:"box_width";i:0;s:10:"box_height";i:0;} activity 0 0 N 0 41.20 0 0.00 0 0 0 0 0 0
3561 4012927164952 P A 1 4.50 63 0.000 0 0 0 0.00 0 1684942750 1759568032 0 N N N B N R Y N N Y 10 1691618400 S 0 0 0 0 6 N 0 P F default a:5:{s:16:"min_items_in_box";i:0;s:16:"max_items_in_box";i:0;s:10:"box_length";i:0;s:9:"box_width";i:0;s:10:"box_height";i:0;} activity 0 0 N 0 1.75 0 0.00 0 0 0 0 0 0
4192 4012927180464 P A 1 79.90 13 0.000 0 0 0 0.00 0 1697019247 1758210501 0 N N N B N R Y N N Y 10 1705532400 S 0 0 0 0 6 N 0 P F default a:5:{s:16:"min_items_in_box";i:0;s:16:"max_items_in_box";i:0;s:10:"box_length";i:0;s:9:"box_width";i:0;s:10:"box_height";i:0;} activity 0 0 N 0 59.50 0 0.00 0 0 0 0 0 0
4403 4012927165232 P A 1 79.90 14 0.000 0 0 0 0.00 0 1699377780 1760466331 0 N N N B N R Y N N Y 10 1700089200 S 0 0 0 0 6 N 0 P F default a:5:{s:16:"min_items_in_box";i:0;s:16:"max_items_in_box";i:0;s:10:"box_length";i:0;s:9:"box_width";i:0;s:10:"box_height";i:0;} activity 0 0 N 0 55.95 0 0.00 0 0 0 0 0 0
4404 4012927165249 P A 1 79.90 19 0.000 0 0 0 0.00 0 1699377929 1760466331 0 N N N B N R Y N N Y 10 1700089200 S 0 0 0 0 6 N 0 P F default a:5:{s:16:"min_items_in_box";i:0;s:16:"max_items_in_box";i:0;s:10:"box_length";i:0;s:9:"box_width";i:0;s:10:"box_height";i:0;} activity 0 0 N 0 55.95 0 0.00 0 0 0 0 0 0