INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'fe2945735d872d98db9e39b428cdd2301a79a3f4fd5d698ecb300c85d74a5a6e', 
    'Ck3bS9cdDEpP2vG2KzMVW5GFIhtAoZtdTOyy0xKzUpQ=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00025

Result

int(1)