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 ('9c00da5447ea0b6354a90535fef37f3a', -1, 1493032500, 1493032500, '36a1720d', 14, 0, 0)

Line : 189
File : sessions.php