INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a281103a379d21b42c9733a37ebb53d3ed54eaf718cf6afe4569ea3639d2ba6f', 
    '7+06iVDr24AWRrLSQLos4QPLBe4ZW1XpL4zaTNhuk/Y=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00015

Result

int(1)