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 ('b36ccba63cc94b5448c5d66611f211c6','0','216.73.216.129','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1760007484','report.php?postid=50759','0','0','')
mysql error: Duplicate entry 'b36ccba63cc94b5448c5d66611f211c6' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.7.33-0ubuntu0.16.04.1
php version: 5.6.40
Date: 09.10.2025 @ 12:58
Script: /report.php?postid=50759
Referer: