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 ('f4bef7fc0dde0e3d49f31815da9e2852','0','18.97.14.85','CCBot/2.0 (https://commoncrawl.org/faq/)','1733360763','board.php?boardid=345&sid=0367522bc25b49989e77f9675c29a020','0','0','')
mysql error: Duplicate entry 'f4bef7fc0dde0e3d49f31815da9e2852' for key 'PRIMARY'
mysql error number: 1062
mysql version: 10.6.15-MariaDB-log
php version: 7.4.33
Date: 05.12.2024 @ 02:06
Script: /board.php?boardid=345&sid=0367522bc25b49989e77f9675c29a020
Referer: