string literals in query

I misplaced a single quote. This query worked for me and solved my problem.

update wp_postmeta set meta_value= concat( ‘a:1:{s:3:”url”;s:28:”‘, meta_value, ‘”;}’ ) where meta_key = ‘_woofv_video_embed’

Hata!: SQLSTATE[HY000] [1045] Access denied for user 'divattrend_liink'@'localhost' (using password: YES)