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 ('5f20e38750e1810951fa79e4d61f80c3','0','13.59.22.153','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1744857354','thread.php?postid=37491','0','0','')
mysql error: Duplicate entry '5f20e38750e1810951fa79e4d61f80c3' for key 'PRIMARY'
mysql error number: 1062
mysql version: 8.0.11
php version: 5.6.10
Date: 17.04.2025 @ 04:35
Script: /thread.php?postid=37491
Referer: http://gttempel.de/thread.php?postid=37491