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 ('6fd4e6e235fa4cbd9287e5ead4ece526','0','3.93.162.26','claudebot','1711721926','calendar.php?sid=6e13b1c2b9b726e98a11de7aa19fae50','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 @ 15:18
Script: /calendar.php?sid=6e13b1c2b9b726e98a11de7aa19fae50
Referer: