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 ('8ea00516a1e4df5156461d90fee8335a','0','18.119.14.235','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1716133564','index.php?sid=53e5db9437030e560c58e16a07f82542','0','0','a0d9d3cd4b4ea0a4472bd9b21b9a58f9')
mysql error: Duplicate entry '8ea00516a1e4df5156461d90fee8335a' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.7.42-log
php version: 4.4.9
Date: 19.05.2024 @ 17:46
Script: /board/index.php?sid=53e5db9437030e560c58e16a07f82542
Referer: