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 ('a1771f0588b82c124313adf05532dafa', -1, 1537278906, 1537278906, '36e0a68d', 0, 0, 0)

Line : 187
File : sessions.php