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 ('28ead284a22d0b43249b82966c2b1589','0','3.147.27.171','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1726879512','report.php?postid=32163','0','0','')
mysql error: Duplicate entry '28ead284a22d0b43249b82966c2b1589' for key 'PRIMARY'
mysql error number: 1062
mysql version: 8.0.11
php version: 5.6.10
Date: 21.09.2024 @ 02:45
Script: /report.php?postid=32163
Referer: http://gttempel.de/report.php?postid=32163