SQL-DATABASE ERROR

Database error in WoltLab Burning Board (2.3.6pl2): Invalid SQL: INSERT INTO bb1_sessions (sessionhash,userid,ipaddress,useragent,lastactivity,request_uri,styleid,langid,authentificationcode) VALUES ('e834a39085ea7cca4a03f7219d0a6053','0','3.138.33.87','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1714268144','jgs_portal.php?sid=48782485b49909a1c8563f96a9b2e6de','0','0','')
mysql error: Duplicate entry 'e834a39085ea7cca4a03f7219d0a6053' for key 'PRIMARY'
mysql error number: 1062
mysql version: 10.1.48-MariaDB-0+deb9u2
php version: 5.2.6
Date: 28.04.2024 @ 03:35
Script: /jgs_portal.php?sid=48782485b49909a1c8563f96a9b2e6de
Referer: