SQL-DATABASE ERROR

Database error in WoltLab Burning Board (2.3.6 pl2): Invalid SQL: INSERT INTO bb1_sessions (sessionhash,userid,ipaddress,useragent,lastactivity,request_uri,styleid,langid,authentificationcode) VALUES ('5be9f4c3afc83336bf667e4d85cf47c7','0','3.16.76.43','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715423196','board.php?boardid=62&daysprune=1000&sortfield=lastposttime&sortorder=DESC&sid=17bd3a42b76535edab83eb88f79585eb&page=4','0','0','')
mysql error: Duplicate entry '5be9f4c3afc83336bf667e4d85cf47c7' for key 'PRIMARY'
mysql error number: 1062
mysql version: 10.1.48-MariaDB-0ubuntu0.18.04.1
php version: 7.4.33
Date: 11.05.2024 @ 12:26
Script: /board.php?boardid=62&daysprune=1000&sortfield=lastposttime&sortorder=DESC&sid=17bd3a42b76535edab83eb88f79585eb&page=4
Referer: