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 ('8490cf8a59f46303282253490ae8988e','0','18.217.140.32','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1744782274','thread.php?goto=nextnewest&threadid=1493','0','0','')
mysql error: Duplicate entry '8490cf8a59f46303282253490ae8988e' for key 'PRIMARY'
mysql error number: 1062
mysql version: 8.0.11
php version: 5.6.10
Date: 16.04.2025 @ 07:44
Script: /thread.php?goto=nextnewest&threadid=1493
Referer: http://gttempel.de/thread.php?goto=nextnewest&threadid=1493