While having a small set of fairly simple tables you could properly get away with using
Leadwerks::Interpreter::NewTable();
size_t top=Leadwerks::Interpreter::GetStackSize();
Leadwerks::Interpreter::PushString("Key1");
Leadwerks::Interpreter::PushString("Value1");
Leadwerks::Interpreter::SetTable(top);
Leadwerks::Interpreter::PushString("Key2");
Leadwerks::Interpreter::PushInt(5);
Leadwerks::Interpreter::SetTable(top);
(ect)
But it's really rather bothersome and hard to read an