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SELECT 
  cscart_images.*, 
  cscart_images_links.*, 
  cscart_common_descriptions.description AS alt, 
  cscart_images.image_id AS images_image_id 
FROM 
  cscart_images_links 
  LEFT JOIN cscart_images ON cscart_images_links.detailed_id = cscart_images.image_id 
  LEFT JOIN cscart_common_descriptions ON cscart_common_descriptions.object_id = cscart_images.image_id 
  AND cscart_common_descriptions.object_holder = 'images' 
  AND cscart_common_descriptions.lang_code = 'en' 
WHERE 
  cscart_images_links.object_type = 'product' 
  AND cscart_images_links.type = 'A' 
  AND cscart_images_links.object_id IN (
    98240, 98239, 98238, 98237, 98236, 98234, 
    98233, 98218, 97607, 98225, 98224, 
    98217, 98200, 98179, 98176, 98165, 
    98078, 97968, 97967, 97537
  ) 
ORDER BY 
  cscart_images_links.position, 
  cscart_images_links.pair_id

Query time 0.00030

Explain
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	cscart_images_links	range	object_id	object_id	81		20	Using index condition; Using filesort
1	SIMPLE	cscart_images	eq_ref	PRIMARY	PRIMARY	4	toolboxdigitalshop_dev.cscart_images_links.detailed_id	1
1	SIMPLE	cscart_common_descriptions	eq_ref	PRIMARY	PRIMARY	108	toolboxdigitalshop_dev.cscart_images.image_id,const,const	1	Using where