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 ('befee2dac84a954c876b56c4e8e1726f','0','3.81.139.99','claudebot','1711713687','thread.php?threadid=4249&goto=lastpost&sid=409446bb5ee264add06f71baae21c7ff','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 @ 13:01
Script: /thread.php?threadid=4249&goto=lastpost&sid=409446bb5ee264add06f71baae21c7ff
Referer: