phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 145 Table './soocool2_db/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, session_admin) VALUES ('5363860acdbcaff5d9cca0b3d59813d3', -1, 1464393708, 1464393708, '365130d8', 6, 0, 0)

Line : 187
File : sessions.php