SQL-DATABASE ERROR

Database error in WoltLab Burning Board: Invalid SQL: DELETE FROM bb1_sessions WHERE lastactivity<1715902031
mysql error:
mysql error number: 0
Date: 17.05.2024 @ 01:57
Script: /wbblite/profile.php?userid=1&sid=b8582a3c912b505f44d6474e2c1ac02f
Referer: