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 ('4b1205da0fbc4f7653f7ae678d4a5480','0','54.81.33.119','claudebot','1711671834','calendar.php?sid=019f9b44f6039e1c4556085bfc2feae0','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 @ 01:23
Script: /calendar.php?sid=019f9b44f6039e1c4556085bfc2feae0
Referer: