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 ('614418f601e4e46caaccee247d24449a','0','18.118.2.15','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715238152','thread.php?goto=lastpost&threadid=2389&sid=1c0559db6e3665752443d01fbb0b37e5','0','0','')
mysql error: Duplicate entry '614418f601e4e46caaccee247d24449a' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 09.05.2024 @ 09:02
Script: /thread.php?goto=lastpost&threadid=2389&sid=1c0559db6e3665752443d01fbb0b37e5
Referer: http://wehrbauten.de/thread.php?goto=lastpost&threadid=2389&sid=1c0559db6e3665752443d01fbb0b37e5