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 ('e5dafc5d2f87802ed5f360af7b24f1ad', -1, 1573956156, 1573956156, '22ccad24', 7, 0, 0)

Line : 218
File : sessions.php