SQL-DATABASE ERROR

Database error in WoltLab Burning Board (2.3.6): Invalid SQL: INSERT INTO bb1_sessions (sessionhash,userid,ipaddress,useragent,lastactivity,request_uri,styleid,langid,authentificationcode) VALUES ('8643978e111e17eececc2925077910d7','0','216.73.216.51','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1762300813','usercp.php?action=buddy&add=12967','0','0','')
mysql error: Duplicate entry '8643978e111e17eececc2925077910d7' for key 'PRIMARY'
mysql error number: 1062
mysql version: 10.6.15-MariaDB-log
php version: 7.4.33
Date: 05.11.2025 @ 01:00
Script: /usercp.php?action=buddy&add=12967
Referer: