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 ('fd66e6e76debfd35e4ba88ec742c6a42', -1, 1571530815, 1571530815, '22ccad2d', 7, 0, 0)

Line : 218
File : sessions.php