SQL-DATABASE ERROR

Database error in WoltLab Burning Board (): Invalid SQL: INSERT INTO bb1_sessions (sessionhash,userid,ipaddress,useragent,lastactivity,request_uri,styleid,langid,authentificationcode) VALUES ('98e1bffdf37a5326d6857529c8fe5bef','0','18.218.209.8','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1714275500','board.php?boardid=67&sid=73c5d67cf5ac3b1c1e07dad82449a02d','0','0','')
mysql error: Duplicate entry '98e1bffdf37a5326d6857529c8fe5bef' for key 'PRIMARY'
mysql error number: 1062
mysql version: 10.5.23-MariaDB-0+deb11u1
php version: 5.6.40
Date: 28.04.2024 @ 05:38
Script: /board.php?boardid=67&sid=73c5d67cf5ac3b1c1e07dad82449a02d
Referer: