phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1016 Can't open file: 'phpbb_sessions.MYI' (errno: 145)

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('c6246c8c8ae0846b5dd1bd49f8836c42', -1, 1550947427, 1550947427, '22e2d0b9', 31, 0, 0)

Line : 187
File : sessions.php