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 ('0120351e780f0c496a375011655f2fb7','0','3.147.56.45','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715464710','board.php?boardid=38&sid=c6840e2218cfb95fa556c7f23cfd77d2','0','0','')
mysql error: Duplicate entry '0120351e780f0c496a375011655f2fb7' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 11.05.2024 @ 23:58
Script: /board.php?boardid=38&sid=c6840e2218cfb95fa556c7f23cfd77d2
Referer: