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 ('2b3b848d601938b85d600ea9eaef8676','0','3.23.129.146','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1744804329','thread.php?goto=firstnew_thread&threadid=1703','0','0','')
mysql error: Duplicate entry '2b3b848d601938b85d600ea9eaef8676' for key 'PRIMARY'
mysql error number: 1062
mysql version: 8.0.11
php version: 5.6.10
Date: 16.04.2025 @ 13:52
Script: /thread.php?goto=firstnew_thread&threadid=1703
Referer: http://gttempel.de/thread.php?goto=firstnew_thread&threadid=1703