select session_data from hywxkekq_Sessions where session_id = '15ff9391049609c76afbab933bdb8243'
delete from hywxkekq_Sessions where session_expiration < 1739343700
insert into hywxkekq_Sessions (session_id, session_data, session_expiration) values ('15ff9391049609c76afbab933bdb8243', 'a:6:{s:8:\"calendar\";s:1:\"2\";s:1:\"y\";s:4:\"1808\";s:1:\"m\";s:1:\"9\";s:1:\"d\";s:2:\"29\";s:1:\"v\";s:1:\"m\";s:4:\"time\";d:-5088787200;}', '1739430100')