INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e2ca1af31e667311625924d2e09ba8c670bf312523bc641808a7f4032d817409', 
    'vZQIUa63DzdcBl/suzr2ihSg1ROSpPZiELDBEpzMBnk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00026

Result

int(1)