SQL-DATABASE ERROR

Database error in WoltLab Burning Board (2.3.6pl2): Invalid SQL: INSERT INTO bb1_sessions (sessionhash,userid,ipaddress,useragent,lastactivity,request_uri,styleid,langid,authentificationcode) VALUES ('451801190608d59f9a9b0309c1e952a1','0','3.137.221.163','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1714387229','addreply.php?action=quote&postid=50288&sid=ab3dd78b6e63aa6fc49b5a760b62c155','0','0','')
mysql error: Duplicate entry '451801190608d59f9a9b0309c1e952a1' for key 'PRIMARY'
mysql error number: 1062
mysql version: 10.1.48-MariaDB-0+deb9u2
php version: 5.2.6
Date: 29.04.2024 @ 12:40
Script: /addreply.php?action=quote&postid=50288&sid=ab3dd78b6e63aa6fc49b5a760b62c155
Referer: