SELECT s.season_id
FROM tbl_season AS s,
tbl_season_group AS sg,
tbl_group_team AS gt
WHERE s.season_id = sg.season_id
AND sg.season_id = gt.season_id
AND sg.group_id = gt.group_id
AND gt.team_id =
AND sg.playoff = 0
ORDER BY s.season_order DESC
LIMIT 1 You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'AND sg.playoff = 0
ORDER BY s.season_order DESC
LIMIT 1' at line 9