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 ('d09e6431ff3c6e130c65c732516b66a6','0','18.116.40.53','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1714632638','board.php?boardid=123&sid=93303f2bfb6a1caaff4168705e6fac08','0','0','')
mysql error: Duplicate entry 'd09e6431ff3c6e130c65c732516b66a6' for key 'PRIMARY'
mysql error number: 1062
mysql version: 10.5.23-MariaDB-0+deb11u1
php version: 5.6.40
Date: 02.05.2024 @ 08:50
Script: /board.php?boardid=123&sid=93303f2bfb6a1caaff4168705e6fac08
Referer: