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 ('33d2b67237dafa87e5cfa6acbdaed303','0','3.145.184.113','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715523846','jgs_galerie.php?sid=353ca574a541cdc92abab175f16f48a2','0','0','')
mysql error: Duplicate entry '33d2b67237dafa87e5cfa6acbdaed303' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 12.05.2024 @ 16:24
Script: /jgs_galerie.php?sid=353ca574a541cdc92abab175f16f48a2
Referer: http://wehrbauten.de/jgs_galerie.php?sid=353ca574a541cdc92abab175f16f48a2