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 ('a09a7708271ddcce23d1092f24aacb98','0','18.227.114.125','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715287114','board.php?boardid=201&sid=72b18057f2357d3dcab38ad2e1b73120','0','0','')
mysql error: Duplicate entry 'a09a7708271ddcce23d1092f24aacb98' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 09.05.2024 @ 22:38
Script: /board.php?boardid=201&sid=72b18057f2357d3dcab38ad2e1b73120
Referer: