INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e676496627d5f652aa2317e55195807dda1a01c1998fbba7c8b50c6ea57e924e', 
    '+oEcUipwrgvwQgOT2HjGdmwiA9q1JFKpvYhESdeJbnk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)