phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 144 Table './b79331_iophpbb/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 ('3e4e75c3d2959ab9868871b6232622a4', -1, 1553356066, 1553356066, '34c91bd3', -9, 0, 0)

Line : 187
File : sessions.php