INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '50e301ba4161711caa195192b6ed8e565a79601d8e25b29b151d50abfd4e8f41', 
    'TftRPDR/rwzwmF900FnYHKUFAkR1be3YeTlEPbCYqMw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00032

Result

int(1)