phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 145 Table './NPSiteDB/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 ('c866907fa7e6173cd77eccfaeafca1a8', -1, 1498311708, 1498311708, '36e04c96', 0, 0, 0)

Line : 189
File : sessions.php