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SELECT 
  f.feature_id, 
  f.purpose, 
  p.product_id, 
  p.parent_product_id, 
  g.id, 
  g.code 
FROM 
  cscart_product_variation_group_features AS f 
  INNER JOIN cscart_product_variation_groups AS g ON f.group_id = g.id 
  INNER JOIN cscart_product_variation_group_products AS p ON f.group_id = p.group_id 
WHERE 
  p.product_id IN (
    5783, 5602, 5228, 5969, 5524, 3424, 5558, 
    5559, 5555, 5557, 186, 7032, 7031, 7028, 
    7029, 7030, 7033, 6757, 6759, 6758, 
    3742, 7470, 4038, 3039, 3040, 3420, 
    3461, 3548, 3547, 5077, 5983, 129, 5937, 
    5970, 1824, 7034
  )

Query time 0.00023

JSON explain

{
  "query_block": {
    "select_id": 1,
    "message": "no matching row in const table"
  }
}