phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 145 Table './bhussaay/phpbb3_sessions' is marked as crashed and should be repaired

INSERT INTO phpbb3_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('78c0d3af93edd89c193e231fc4a8d2d1', -1, 1466947854, 1466947854, '36a10433', -9, 0, 0)

Line : 187
File : sessions.php