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 ('6f6b9a9d5d5fb79bd96147dd1371908a','0','18.222.121.79','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1716343108','maple.php?sid=b4e8717b97507f0d098855ee9b6ada38','0','0','')
mysql error: Duplicate entry '6f6b9a9d5d5fb79bd96147dd1371908a' for key 'PRIMARY'
mysql error number: 1062
mysql version: 10.1.48-MariaDB-0ubuntu0.18.04.1
php version: 7.4.33
Date: 22.05.2024 @ 03:58
Script: /maple.php?sid=b4e8717b97507f0d098855ee9b6ada38
Referer: http://www.karpfen-spezial.de/maple.php?sid=b4e8717b97507f0d098855ee9b6ada38