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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 (
    5659, 5661, 5662, 5663, 5665, 5666, 5667, 
    5671, 5672, 5673, 5674, 5676, 5677, 
    5678, 5679, 5680, 5681, 5682, 5684, 
    5686, 5689, 5690, 5691, 5693, 5695, 
    5696, 5697
  )

Query time 0.00023

JSON explain

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