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 ('805b96084d98d8c9738decf38e75a1bf','0','18.223.135.102','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715758838','board.php?boardid=136&sid=f5d613ebfd989a2fd1d70ee635f41439','0','0','')
mysql error: Duplicate entry '805b96084d98d8c9738decf38e75a1bf' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 15.05.2024 @ 09:40
Script: /board.php?boardid=136&sid=f5d613ebfd989a2fd1d70ee635f41439
Referer: