SELECT
    t.id,
    t.ref,
    t.shipped,
    t.landed,
    t.kg,
    am.id AS agencyModeFk,
    SUM(b.stickers) AS stickers,
    CAST(SUM(i.density * b.stickers * IF(pkg.volume, pkg.volume, pkg.width * pkg.depth * pkg.height) / 1000000  ) as DECIMAL(10,0)) as loadedKg,
    CAST(SUM(167.5 * b.stickers * IF(pkg.volume, pkg.volume, pkg.width * pkg.depth * pkg.height) / 1000000  ) as DECIMAL(10,0)) as volumeKg
FROM travel t
    LEFT JOIN supplier s ON s.id = t.cargoSupplierFk
    LEFT JOIN entry e ON e.travelFk = t.id
    LEFT JOIN buy b ON b.entryFk = e.id
    LEFT JOIN packaging pkg ON pkg.id = b.packageFk
    LEFT JOIN item i ON i.id = b.itemFk
    LEFT JOIN itemType it ON it.id = i.typeFk
    JOIN warehouse w ON w.id = t.warehouseInFk
    JOIN warehouse wo ON wo.id = t.warehouseOutFk
    JOIN country c ON c.id = wo.countryFk
    LEFT JOIN continent cnt ON cnt.id = c.continentFk
    JOIN agencyMode am ON am.id = t.agencyModeFk