SQL-DATABASE ERROR

Database error in WoltLab Burning Board: Invalid SQL: DELETE FROM bb1_sessions WHERE lastactivity<1715860726
mysql error:
mysql error number: 0
Date: 16.05.2024 @ 14:28
Script: /wbblite/usercp_upload.php?sid=99a1afa61214eefa811a425c6dcf3d60
Referer: