INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '1388df48405dd4bbd246b8722a12bcb71d1de6ef90f9f13b869805befe038790', 
    'jBpt7n1sYfNWrz3u0DaKDGMkgxcKaHFM5yDy432W7Z8=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)