INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '2859ee5881492bcb172d9a3cc3cc6f144d139712fa0397babf17d87929ccf1f8', 
    'ax5oUDI0JZo7LjwONWFxP3IKSwWdZk3l3XQsPenoEnw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)