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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 (
    12648, 12611, 12596, 12607, 12608, 12610, 
    12643, 12649, 12609, 12644, 12650, 
    12652, 12653, 12654, 12646, 12655, 
    12656, 12645, 12651, 12597, 12615, 
    12603, 12629, 12604, 9776, 9777, 9781, 
    9775, 9778, 9779, 9780, 9782, 9790, 
    9787, 9791, 9792, 9795, 9784, 9785, 
    9783, 9786, 9788, 13031, 13032, 13033, 
    13034, 13035, 13036, 13037, 13038, 
    13039, 13040, 13041, 13042, 13043, 
    13044, 10840, 10841, 10842, 10843, 
    10844, 10845, 10846, 10847, 13152
  )

Query time 0.00031

JSON explain

{
  "query_block": {
    "select_id": 1,
    "table": {
      "message": "Impossible WHERE noticed after reading const tables"
    }
  }
}