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 ('33b1801f5c81a670a8e504b3dd54404f', -1, 1566553294, 1566553294, '23adeaed', 35, 0, 0)

Line : 187
File : sessions.php