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 ('fdb3b9aafd6c3fd22ed78f81c149de06','0','18.222.240.21','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1714695864','jgs_galerie.php?sid=8fda887c381416a2a3c80c1733e0d083','0','0','')
mysql error: Duplicate entry 'fdb3b9aafd6c3fd22ed78f81c149de06' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 03.05.2024 @ 02:24
Script: /jgs_galerie.php?sid=8fda887c381416a2a3c80c1733e0d083
Referer: