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 ('ea6b9993cff15e9138c32452df6f6a70','0','3.129.211.87','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1714951803','thread.php?goto=lastpost&threadid=2039&sid=40572fdaa22e5c282d2a6cb05a1444e4','0','0','')
mysql error: Duplicate entry 'ea6b9993cff15e9138c32452df6f6a70' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 06.05.2024 @ 01:30
Script: /thread.php?goto=lastpost&threadid=2039&sid=40572fdaa22e5c282d2a6cb05a1444e4
Referer: http://wehrbauten.de/thread.php?goto=lastpost&threadid=2039&sid=40572fdaa22e5c282d2a6cb05a1444e4