SELECT GET_LOCK('1fea91a82944981a54161e3e77ec756e', 300) AS ci_session_lock
SELECT `data` FROM `ci_sessions` WHERE `id` = 'mfuq4nq7geo3kitt98fqihk9rnk40p8e'
DELETE FROM `ci_sessions` WHERE `id` = 'mfuq4nq7geo3kitt98fqihk9rnk40p8e'
SELECT RELEASE_LOCK('1fea91a82944981a54161e3e77ec756e') AS ci_session_lock