INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '7c88a7e746e86ae611e92b47cfe2395c2bf49983dacb579d7466740913c05586', 
    'dxPVi56SJadu3jw4Y52rQEwe7FHplz2+ywt5f8piKtA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00039

Result

int(1)