Sandbox

SELECT 
  cscart_product_review_prepared_data.product_id AS product_id, 
  cscart_product_review_prepared_data.average_rating AS average_rating, 
  cscart_product_review_prepared_data.reviews_count AS reviews_count 
FROM 
  cscart_product_review_prepared_data 
WHERE 
  cscart_product_review_prepared_data.product_id IN (
    6690, 6700, 12, 13, 14, 15, 16, 17, 18, 
    65, 66, 67, 68, 69, 70, 71, 119, 120, 121, 
    122, 123, 124, 125, 126, 127, 128, 129, 
    130, 131, 132, 233, 234, 235, 236, 237, 
    238, 239, 286, 287, 288, 289, 290, 291, 
    292, 3922, 3923, 3924, 3925, 3926, 3927, 
    3928, 3976, 3977, 3978, 3979, 3980, 
    3981, 3982, 4028, 4029, 4030, 4031, 
    4032, 4033, 4034, 4035, 4036, 4037, 
    4038, 4039, 4040, 4041, 4117, 4118, 
    4119, 4120, 4121, 4122, 4123, 4171, 
    4172, 4173, 4174, 4175, 4176, 50, 51, 
    52, 53, 54, 55, 56, 97, 98, 99, 100
  ) 
  AND cscart_product_review_prepared_data.storefront_id = 0

Query time 0.00033

JSON explain

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