enum
{
	TYPE_NORMAL_VEHICLE,
	TYPE_DATABASE_VEHICLE
}

enum myVehicleEnum
{
	vID,
	vModelID,
	Float:vX,
	Float:vY,
	Float:vZ,
	Float:vA,
	vColor1,
	vColor2,
	vRespawn,
	vSiren,
	vType
}
new MyVehicles[MAX_VEHICLES][myVehicleEnum];

GetFreeSlot()
{
	new id = -1;

	for(new i = 0; i < MAX_VEHICLES; i++)
	{
	    if(MyVehicles[i][vUID] == 0)
	    {
	        id = i; // we found a free array slot
	        break;
	    }
	}

	return id;
}

CreateScriptedVehicle(modelid, Float:vX, Float:vY, Float:vZ, Float:vA, vColor1, vColor2, vRespawn = -1, vSiren = 0, vType = TYPE_NORMAL_VEHICLE)
{
	new slot = GetFreeSlot();

	if(slot == -1) // no free slot found, don't create the vehicle and send a message
	{
		printf("Can't create vehicle, no free slot found!");
	}

	MyVehicles[slot][vModelID] = modelid;
	MyVehicles[slot][vX] = vX;
	MyVehicles[slot][vY] = vY;
	MyVehicles[slot][vZ] = vZ;
	MyVehicles[slot][vA] = vA;
	MyVehicles[slot][vColor1] = vColor1;
	MyVehicles[slot][vColor2] = vColor2;
	MyVehicles[slot][vRespawn] = vRespawn;
	MyVehicles[slot][vSiren] = vSiren;
	MyVehicles[slot][vType] = vType;

	if(MyVehicles[slot][vType] == TYPE_DATABASE_VEHICLE)
	{
	    //Here you can insert the vehicle to the database, if it isn't already in it and you load those vehicles before you create normal ones in OnGameModeInit, for example:
	    //LoadDatabaseVehicles();
	    //...
	    //CreateScriptedVehicle(...);
	    //It should search for a free array id there and if you want to save, you only save those vehicles with vType = TYPE_DATABASE_VEHICLE
	}

	return CreateVehicle(modelid, vX, vY, vZ, vA, vColor1, vColor2, vRespawn, vSiren);
}