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 ('9ae329d7e08d6eb0c33945e9e494f2ab','0','3.139.81.51','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1745062599','thread.php?postid=38134','0','0','')
mysql error: Duplicate entry '9ae329d7e08d6eb0c33945e9e494f2ab' for key 'PRIMARY'
mysql error number: 1062
mysql version: 8.0.11
php version: 5.6.10
Date: 19.04.2025 @ 13:36
Script: /thread.php?postid=38134
Referer: http://gttempel.de/thread.php?postid=38134