phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 145 Table './why9work_phpbb1/phpbb_sessions' is marked as crashed and should be repaired

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in) VALUES ('3c9ca8fc4624bdaba693fd250dd90a64', -1, 1469581604, 1469581604, 'adf5384c', 1, 0)

Line : 158
File : sessions.php