SELECT GET_LOCK('696fac95aa9cf230af31fe74fe869e48', 300) AS ci_session_lock
SELECT `data` FROM `ci_sessions` WHERE `id` = 'm5h75ce77a58vtucsouq71eoisg90r24'
DELETE FROM `ci_sessions` WHERE `id` = 'm5h75ce77a58vtucsouq71eoisg90r24'
SELECT RELEASE_LOCK('696fac95aa9cf230af31fe74fe869e48') AS ci_session_lock