mysql - Whats wrong with this SQL query? Syntax error -

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this question has answer here:

and error im getting

you have error in sql syntax; check manual corresponds mysql server version right syntax use near 'key = (tick)testkey(tick)'

select * keys key = 'testkey';

i tried site isn't help. http://www.piliapp.com/mysql-syntax-check/ ticks , apostrophe.

this sql passes syntax check @ link provided:

select * `keys` `key` = 'testkey';

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