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 ('61188999229031f2b364aa9d0a972998','0','18.188.181.58','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1743832116','addreply.php?postid=23031','0','0','')
mysql error: Duplicate entry '61188999229031f2b364aa9d0a972998' for key 'PRIMARY'
mysql error number: 1062
mysql version: 8.0.11
php version: 5.6.10
Date: 05.04.2025 @ 07:48
Script: /addreply.php?postid=23031
Referer: http://gttempel.de/addreply.php?postid=23031