SELECT GET_LOCK('d3964c890d679a15effd736d1aececb6', 300) AS ci_session_lock
SELECT `data` FROM `ci_sessions` WHERE `id` = '131i15k2egg844ofcgst6t87iilf8dvn'
DELETE FROM `ci_sessions` WHERE `id` = '131i15k2egg844ofcgst6t87iilf8dvn'
SELECT RELEASE_LOCK('d3964c890d679a15effd736d1aececb6') AS ci_session_lock