phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 145 Table './dancemo/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 ('03cf8ae6a484dc7c231ad5ee6575b85a', -1, 1498181854, 1498181854, '36e11558', 0, 0, 0)

Line : 193
File : sessions.php