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 ('c2a34cba0ab5bf7d8e1de6be4c6652d3','0','3.145.158.137','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1745294291','thread.php?postid=30646','0','0','')
mysql error: Duplicate entry 'c2a34cba0ab5bf7d8e1de6be4c6652d3' for key 'PRIMARY'
mysql error number: 1062
mysql version: 8.0.11
php version: 5.6.10
Date: 22.04.2025 @ 05:58
Script: /thread.php?postid=30646
Referer: http://gttempel.de/thread.php?postid=30646