SQL-DATABASE ERROR

Database error in WoltLab Burning Board (2.3.6 pl2): Invalid SQL: INSERT INTO bb1_sessions (sessionhash,userid,ipaddress,useragent,lastactivity,request_uri,styleid,langid,authentificationcode) VALUES ('7a296ccb72c0fe96183d88fdc76db6e8','0','3.139.87.151','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1734859156','newthread.php?boardid=185','0','0','')
mysql error: Duplicate entry '7a296ccb72c0fe96183d88fdc76db6e8' for key 'PRIMARY'
mysql error number: 1062
mysql version: 8.0.11
php version: 5.6.10
Date: 22.12.2024 @ 10:19
Script: /newthread.php?boardid=185
Referer: http://gttempel.de/newthread.php?boardid=185