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 ('283a0806a0a03bd5672d15f9eba62c96','0','3.81.144.39','claudebot','1711723207','calendar.php?sid=f9ff7f4db1f8bc37527dce640eae9274','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 @ 15:40
Script: /calendar.php?sid=f9ff7f4db1f8bc37527dce640eae9274
Referer: