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 ('69b7b03f598ccad3ee042bbaef83871d', -1, 1573951293, 1573951293, '12cdb055', 38, 0, 0)

Line : 187
File : sessions.php