phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 144 Table './forumcapes/phpbb_sessions' is marked as crashed and last (automatic?) repair failed

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('767209704d3bca322f5370d5505cd70b', -1, 1553176207, 1553176207, '22e42a19', 20, 0, 0)

Line : 187
File : sessions.php