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SELECT 
  lang.name, 
  lang.value 
FROM 
  cscart_language_values lang 
WHERE 
  lang.lang_code = 'tr' 
  AND lang.name IN ('choose_your_country')

Query time 0.00019

Explain
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	lang	const	PRIMARY	PRIMARY	392	const,const	1

Result

name	value
choose_your_country	Ülkenizi seçiniz