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 ('c361375b20c010265c6bacb03000c826','0','18.189.171.86','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715708493','board.php?boardid=159&sid=6e3c58cfea674f08f36b5cfb1b1563f2','0','0','')
mysql error: Duplicate entry 'c361375b20c010265c6bacb03000c826' for key 'PRIMARY'
mysql error number: 1062
mysql version: 10.1.48-MariaDB-0ubuntu0.18.04.1
php version: 7.4.33
Date: 14.05.2024 @ 19:41
Script: /board.php?boardid=159&sid=6e3c58cfea674f08f36b5cfb1b1563f2
Referer: