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 ('475dd76cc3bd2731cb329486ee991d4e','0','127.0.0.1','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1714396451','search.php?searchid=81628&sid=0721b57d94e070b9100dedac44078941','0','0','')
mysql error: Duplicate entry '475dd76cc3bd2731cb329486ee991d4e' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.7.42-0ubuntu0.18.04.1
php version: 7.2.34-36+ubuntu18.04.1+deb.sury.org+1
Date: 29.04.2024 @ 15:14
Script: /forum/search.php?searchid=81628&sid=0721b57d94e070b9100dedac44078941
Referer: https://ichat.de/forum/search.php?action=user&userid=26816&sid=51950901c059a760f4fdc48e36079f0e