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 ('c4be0d437d4e6d08f8082b56618d43d5', -1, 1576196048, 1576196048, '03e2f3e2', 4, 0, 0)

Line : 218
File : sessions.php