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 ('0f711cde379aa2fd96571b8d702d64b2','0','18.224.0.25','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1714259140','board.php?boardid=139&sid=92eee71a775e50a4f2a21f47b4f083ad','0','0','')
mysql error: Duplicate entry '0f711cde379aa2fd96571b8d702d64b2' for key 'PRIMARY'
mysql error number: 1062
mysql version: 10.5.23-MariaDB-0+deb11u1
php version: 5.6.40
Date: 28.04.2024 @ 01:05
Script: /board.php?boardid=139&sid=92eee71a775e50a4f2a21f47b4f083ad
Referer: http://mainboard.ppg-clan.de/board.php?boardid=139&sid=92eee71a775e50a4f2a21f47b4f083ad