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 ('ad950466102a74ccd18836f3fcfba5b6','0','18.220.1.239','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1714085689','thread.php?threadid=2472&sid=75503636e91bd3423922ab8a212ff188','0','0','')
mysql error: Duplicate entry 'ad950466102a74ccd18836f3fcfba5b6' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 26.04.2024 @ 00:54
Script: /thread.php?threadid=2472&sid=75503636e91bd3423922ab8a212ff188
Referer: