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 ('8e876565e882c024c5784ea7beb1448f','0','3.144.235.139','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1745219053','addreply.php?threadid=256','0','0','')
mysql error: Duplicate entry '8e876565e882c024c5784ea7beb1448f' for key 'PRIMARY'
mysql error number: 1062
mysql version: 8.0.11
php version: 5.6.10
Date: 21.04.2025 @ 09:04
Script: /addreply.php?threadid=256
Referer: http://gttempel.de/addreply.php?threadid=256