phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1114 The table 'phpbb_sessions' is full

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('981e8bf02152e386f64dda22d691b6eb', -1, 1576231558, 1576231558, '22ed339f', 25, 0, 0)

Line : 187
File : sessions.php