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 ('ca3ab491b3760536a755aef0207155bb','0','3.145.84.90','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715855318','board.php?boardid=110&sid=b02a61c5cbc3236b7c96ecbb09ebab1f','0','0','')
mysql error: Duplicate entry 'ca3ab491b3760536a755aef0207155bb' for key 'PRIMARY'
mysql error number: 1062
mysql version: 10.1.48-MariaDB-0ubuntu0.18.04.1
php version: 7.4.33
Date: 16.05.2024 @ 12:28
Script: /board.php?boardid=110&sid=b02a61c5cbc3236b7c96ecbb09ebab1f
Referer: