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 ('43db6316ccc419a0dc3aa2eeb07771c0','0','18.119.105.239','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1714621070','board.php?boardid=341&page=1&daysprune=1000&sortfield=lastposttime&sortorder=ASC&sid=7d2bd9d9d1721954dbec9ef80f08c3c2','0','0','')
mysql error: Duplicate entry '43db6316ccc419a0dc3aa2eeb07771c0' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 02.05.2024 @ 05:37
Script: /board.php?boardid=341&page=1&daysprune=1000&sortfield=lastposttime&sortorder=ASC&sid=7d2bd9d9d1721954dbec9ef80f08c3c2
Referer: