SQL-DATABASE ERROR

Database error in WoltLab Burning Board (): Invalid SQL: INSERT INTO bb1_sessions (sessionhash,userid,ipaddress,useragent,lastactivity,request_uri,styleid,langid,authentificationcode) VALUES ('c4038acfde00628ebee0506f67b28331','0','18.217.6.114','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1714507573','board.php?boardid=33202&sid=e88f3260c5407575350b62fb144af688','0','0','')
mysql error: Duplicate entry 'c4038acfde00628ebee0506f67b28331' for key 'PRIMARY'
mysql error number: 1062
mysql version: 10.5.23-MariaDB-0+deb11u1
php version: 5.6.40
Date: 30.04.2024 @ 22:06
Script: /board.php?boardid=33202&sid=e88f3260c5407575350b62fb144af688
Referer: http://mainboard.ppg-clan.de/board.php?boardid=33202&sid=e88f3260c5407575350b62fb144af688