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 ('feb0ee29d9e892600ca22bcffc598134','0','3.145.59.187','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715268636','thread.php?threadid=1124&sid=7a987be8ff19b4ea8290dc8f4edd605d','0','0','')
mysql error: Duplicate entry 'feb0ee29d9e892600ca22bcffc598134' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 09.05.2024 @ 17:30
Script: /thread.php?threadid=1124&sid=7a987be8ff19b4ea8290dc8f4edd605d
Referer: http://wehrbauten.de/thread.php?threadid=1124&sid=7a987be8ff19b4ea8290dc8f4edd605d