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 ('49517cd752c6f9a2df58fc2e19fcf8c9','0','18.222.86.149','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715697162','index.php?sid=9d3ef3e08bf2d7e083d6aa8d80ba7162','0','0','')
mysql error: Duplicate entry '49517cd752c6f9a2df58fc2e19fcf8c9' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 14.05.2024 @ 16:32
Script: /index.php?sid=9d3ef3e08bf2d7e083d6aa8d80ba7162
Referer: