DELETE from sessions WHERE expiredt<(UNIX_TIMESTAMP()-10800)

CHECK TABLE sessions FAST QUICK

SELECT * FROM sessions WHERE sid='dj9gkqc323eihgoaj5r0618seg'

INSERT INTO sessions SET sid='dj9gkqc323eihgoaj5r0618seg', dt_in=NOW(), ip='44.223.37.137', host='', session_lng='rus', expiredt=(unix_timestamp()+10800)

SELECT * FROM sessions WHERE sid='dj9gkqc323eihgoaj5r0618seg'

update sessions set script_name='/printer.php' WHERE sid='dj9gkqc323eihgoaj5r0618seg'



select cat_id from www_tree where main_page=1