SQL-DATABASE ERROR

Database error in WoltLab Burning Board (2.3.6): Invalid SQL: INSERT INTO bb1_sessions (sessionhash,userid,ipaddress,useragent,lastactivity,request_uri,styleid,langid,authentificationcode) VALUES ('329117b242d7fea07b654190034de646','0','3.145.69.255','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1714618329','thread.php?goto=lastpost&threadid=899&sid=f66186303122cab4696d5ceda4fc1195','0','0','')
mysql error: Duplicate entry '329117b242d7fea07b654190034de646' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 02.05.2024 @ 04:52
Script: /thread.php?goto=lastpost&threadid=899&sid=f66186303122cab4696d5ceda4fc1195
Referer: http://wehrbauten.de/thread.php?goto=lastpost&threadid=899&sid=f66186303122cab4696d5ceda4fc1195