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 ('2c1d67834948d6ea1f442100cde067e7', -1, 1472416901, 1472416901, 'adf534fa', 4, 0)

Line : 158
File : sessions.php