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 ('e55f780c505652e6c4237f65ff7ad7de','0','216.73.216.94','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1751861848','thread.php?hilightuser=0&threadid=2048&threadview=0','0','0','')
mysql error: Duplicate entry 'e55f780c505652e6c4237f65ff7ad7de' for key 'PRIMARY'
mysql error number: 1062
mysql version: 8.0.11
php version: 5.6.10
Date: 07.07.2025 @ 06:17
Script: /thread.php?hilightuser=0&threadid=2048&threadview=0
Referer: