Sandbox

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 (
    10615, 10616, 10617, 10618, 10619, 10620, 
    10621, 10622, 10623, 10624, 9814, 9815, 
    9816, 9817, 9818, 15732, 9820, 9821, 
    9822, 9823, 9824, 9825, 9826, 9827, 
    9828, 9829, 9830, 10241, 10242, 10243, 
    10244, 10245
  )

Query time 0.00019

JSON explain

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