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SELECT 
  * 
FROM 
  cscart_bm_locations as l 
  LEFT JOIN cscart_bm_locations_descriptions as d ON d.location_id = l.location_id 
  AND d.lang_code = 'ee' 
WHERE 
  l.layout_id = 1 
  AND l.dispatch = 'index.index' 
ORDER BY 
  l.object_ids desc 
LIMIT 
  1

Query time 0.00031

Explain
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	l	ALL					32	Using where; Using filesort
1	SIMPLE	d	eq_ref	PRIMARY	PRIMARY	10	d38744sd170579.l.location_id,const	1	Using where

Result

location_id	dispatch	is_default	layout_id	object_ids	custom_html	position	lang_code	name	title	meta_description	meta_keywords
2	index.index	0	1			20	ee	Homepage	Katanter OÜ		russian, caviar, русская, икра, vene, kalamari, osta, e-pood, купить