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 ('53aadc67aedb64d407cd03dd4cc5051b','0','127.0.0.1','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1717197606','usercp.php?action=buddy&add=12023&sid=bd99e853f265f350d914ad4362b04e3a','0','0','')
mysql error: Duplicate entry '53aadc67aedb64d407cd03dd4cc5051b' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.7.42-0ubuntu0.18.04.1
php version: 7.2.34-36+ubuntu18.04.1+deb.sury.org+1
Date: 01.06.2024 @ 01:20
Script: /forum/usercp.php?action=buddy&add=12023&sid=bd99e853f265f350d914ad4362b04e3a
Referer: