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 ('f8dbbcbd1b25b3346f5efd0fd7c86e3d','0','23.20.51.162','claudebot','1711696380','board.php?boardid=75&sid=fb68a0c728b99be8d43c191792538911','0','0','')
mysql error: The table 'bb1_sessions' is full
mysql error number: 1114
mysql version: 10.0.32-MariaDB-0+deb8u1
php version: 5.6.33-0+deb8u1
Date: 29.03.2024 @ 08:13
Script: /board.php?boardid=75&sid=fb68a0c728b99be8d43c191792538911
Referer: