INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '12180e8bcfa3205ee9fb143167b1604b476639821521603a63284279ef49da5b', 
    'IUBDhXQNRzNYiiR8142VFjTj0fJCi1PpfDAbQeijFzI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)