SELECT 
  video_id, 
  product_id 
FROM 
  q_ab__video_gallery 
WHERE 
  product_id IN (
    29240, 29310, 29311, 29382, 29659, 29663, 
    29744, 29788, 29815, 29821, 29827, 
    29846, 29856, 29888, 30308, 30385
  )

Query time 0.00030

JSON explain

{
  "query_block": {
    "select_id": 1,
    "cost_info": {
      "query_cost": "7.42"
    },
    "table": {
      "table_name": "q_ab__video_gallery",
      "access_type": "range",
      "possible_keys": [
        "product_id"
      ],
      "key": "product_id",
      "used_key_parts": [
        "product_id"
      ],
      "key_length": "3",
      "rows_examined_per_scan": 16,
      "rows_produced_per_join": 16,
      "filtered": "100.00",
      "using_index": true,
      "cost_info": {
        "read_cost": "4.22",
        "eval_cost": "3.20",
        "prefix_cost": "7.42",
        "data_read_per_join": "1K"
      },
      "used_columns": [
        "video_id",
        "product_id"
      ],
      "attached_condition": "(`portal`.`q_ab__video_gallery`.`product_id` in (29240,29310,29311,29382,29659,29663,29744,29788,29815,29821,29827,29846,29856,29888,30308,30385))"
    }
  }
}