INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'da0c8a9c75220df0a3d4735414483e5d42a70f94b561786498b915a81aa4feef', 
    'm6/afUb3N9DWrFfoFygHoAxwgdV5VmIdscPxsT74RF0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00031

Result

int(1)