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 ('079306ff4ea8a50ef44e8d8d0bb12f30','0','3.144.48.135','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1714961880','newthread.php?boardid=576&sid=bef50e2fc00573eababe12583b3c8d63','0','0','')
mysql error: Duplicate entry '079306ff4ea8a50ef44e8d8d0bb12f30' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 06.05.2024 @ 04:18
Script: /newthread.php?boardid=576&sid=bef50e2fc00573eababe12583b3c8d63
Referer: http://wehrbauten.de/newthread.php?boardid=576&sid=bef50e2fc00573eababe12583b3c8d63