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 ('f0b9937fb6195620c100d118d669b018','0','3.137.161.222','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715177978','board.php?boardid=134&sid=ac97a15768a31cc8b1ceca3798c01b75','0','0','')
mysql error: Duplicate entry 'f0b9937fb6195620c100d118d669b018' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 08.05.2024 @ 16:19
Script: /board.php?boardid=134&sid=ac97a15768a31cc8b1ceca3798c01b75
Referer: