SQL-DATABASE ERROR

Database error in WoltLab Burning Board (2.3.6 pl2): Invalid SQL: INSERT INTO bb1_sessions (sessionhash,userid,ipaddress,useragent,lastactivity,request_uri,styleid,langid,authentificationcode) VALUES ('20a1e6d6bb9c60f7569149a765e9f439','0','3.139.234.68','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1734857862','editpost.php?postid=37564','0','0','')
mysql error: Duplicate entry '20a1e6d6bb9c60f7569149a765e9f439' for key 'PRIMARY'
mysql error number: 1062
mysql version: 8.0.11
php version: 5.6.10
Date: 22.12.2024 @ 09:57
Script: /editpost.php?postid=37564
Referer: http://gttempel.de/editpost.php?postid=37564