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 ('e78a86a2ee41351d1a26fff608227135','0','3.135.202.224','claudebot','1713265221','calendar.php?sid=6efd6d4475eef1d1bf5c90af84f4ebec','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: 16.04.2024 @ 13:00
Script: /calendar.php?sid=6efd6d4475eef1d1bf5c90af84f4ebec
Referer: