phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 145 Table './shelter/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 ('84a29f93f1b31991ef8b8f179f5c3ddc', -1, 1503330299, 1503330299, '36e12f7c', 0, 0, 0)

Line : 187
File : sessions.php