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 (
    315, 316, 3539, 3540, 3541, 3542, 3543, 
    3544, 3545, 3954, 3955, 3956, 3957, 
    3958, 3959, 3960, 3999, 4000, 4001, 
    4002, 4003, 4004, 4005, 4059, 4060, 
    4061, 4062, 4063, 4064, 4065, 4142, 
    4143, 4144, 4145, 4146, 4147, 4148, 
    4195, 4196, 4197, 4198, 4199, 4200, 
    4201, 6716, 6715, 3117, 3119
  ) 
  AND cscart_product_review_prepared_data.storefront_id = 0

Query time 0.00028

JSON explain

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