SQL-DATABASE ERROR

Database error in WoltLab Burning Board (2.3.3): Invalid SQL: INSERT INTO bb1_sessions (sessionhash,userid,ipaddress,useragent,lastactivity,request_uri,styleid,langid,authentificationcode) VALUES ('971e1538c77e40b6cd5c271724fe3c3f','0','216.73.216.72','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1751940285','report.php?postid=226161','0','0','')
mysql error: Duplicate entry '971e1538c77e40b6cd5c271724fe3c3f' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.7.33-0ubuntu0.16.04.1
php version: 7.0.33-0ubuntu0.16.04.16
Date: 08.07.2025 @ 04:04
Script: /board/report.php?postid=226161
Referer: