First, make sure you have turbo mode enabled by shift-clicking the green flag. It should say "Turbo Mode" in orange. Once you click the green flag normally to start, you will be asked to choose a world seed. Every seed generates a unique random map.
try turbowarp https://turbowarp.org/561746596?fps=120&interpolate https://turbowarp.org/561746596?fps=1000000000000000000000000000000000000000000000000000000&interpolate for 250 fps fps