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 ('dfdfa3129f9d1a26d1e33cdab18383bc','0','3.138.174.95','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1714176859','usercp.php?action=buddy&add=152&sid=e551c39a25d9af5695cdbd37eb809e5e','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: 27.04.2024 @ 02:14
Script: /usercp.php?action=buddy&add=152&sid=e551c39a25d9af5695cdbd37eb809e5e
Referer: