SQL-DATABASE ERROR

Database error in WoltLab Burning Board (2.1.3): Invalid SQL: INSERT INTO bb2_sessions (sessionhash,userid,ipaddress,useragent,lastactivity,request_uri,styleid,langid,authentificationcode) VALUES ('8d5f36a0da0ec3f09a0308b93760f5c7','0','216.73.216.231','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1752430144','addreply.php?postid=268666','0','0','')
mysql error: Duplicate entry '8d5f36a0da0ec3f09a0308b93760f5c7' for key 'PRIMARY'
mysql error number: 1062
mysql version: 10.11.11-MariaDB-0+deb12u1
php version: 5.6.40-81+ubuntu22.04.1+deb.sury.org+1
Date: 13.07.2025 @ 20:09
Script: /addreply.php?postid=268666
Referer: