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 ('49cebb3e09a69475e9fe761b988c836d','0','216.73.216.3','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1765132163','report.php?postid=150962','0','0','')
mysql error: Duplicate entry '49cebb3e09a69475e9fe761b988c836d' for key 'PRIMARY'
mysql error number: 1062
mysql version: 10.11.14-MariaDB-log
php version: 7.4.33
Date: 07.12.2025 @ 19:29
Script: /report.php?postid=150962
Referer: