INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '98aca45355d5fd40fd2f3f3ecebb684ab6d758fece57b282176d518638e5d953', 
    'MJFVKL0gK7OQ0Pvb6inn2SJH8JIuKVvZ+TVz5zPBY5k=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)