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SELECT 
  * 
FROM 
  cscart_product_options_exceptions 
WHERE 
  product_id = 10070 
ORDER BY 
  exception_id

Query time 0.00028

Explain
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	cscart_product_options_exceptions	ref	product	product	3	const	10	Using where; Using filesort

Result

exception_id	product_id	combination
871	10070	a:2:{i:614;s:5:"15103";i:1149;i:-1;}
3308	10070	a:2:{i:614;s:5:"22382";i:1149;i:-1;}
3309	10070	a:2:{i:614;s:5:"22383";i:1149;i:-1;}
3310	10070	a:2:{i:614;s:5:"22381";i:1149;i:-1;}
3311	10070	a:2:{i:614;s:5:"22378";i:1149;i:-1;}
3312	10070	a:2:{i:614;s:5:"22380";i:1149;i:-1;}
3313	10070	a:2:{i:614;s:5:"22379";i:1149;i:-1;}
3314	10070	a:2:{i:614;s:5:"22386";i:1149;i:-1;}
3315	10070	a:2:{i:614;s:5:"22384";i:1149;i:-1;}
3316	10070	a:2:{i:614;s:5:"22385";i:1149;i:-1;}