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 ('8d45d04bd12290547f896668d2ed52a1','0','52.15.63.145','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715219883','profile.php?userid=267&sid=769cd23e1fca1b6f97178f97485803fc','0','0','')
mysql error: Duplicate entry '8d45d04bd12290547f896668d2ed52a1' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.7.42-log
php version: 5.6.40
Date: 09.05.2024 @ 03:58
Script: /profile.php?userid=267&sid=769cd23e1fca1b6f97178f97485803fc
Referer: