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 ('20d9b1e45f6c9fa5a912b384a3df77f0','0','3.90.33.254','claudebot','1711631364','calendar.php?sid=69cb4eac8e48eeb559a9623a22d93631','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: 28.03.2024 @ 14:09
Script: /calendar.php?sid=69cb4eac8e48eeb559a9623a22d93631
Referer: