Error instal crudbooster

version : - Composer : 1.7.3 - Laravel : 5.4.15 - PHP : 7.2.10

C:\wamp64\www\cubi>composer require crocodicstudio/crudbooster
Using version ^5.4 for crocodicstudio/crudbooster
./composer.json has been updated
Loading composer repositories with package information
Updating dependencies (including require-dev)
Your requirements could not be resolved to an installable set of packages.

  Problem 1
    - laravel/framework 5.0.x-dev requires ext-mcrypt * -> the requested PHP extension mcrypt is missing from your system.
    - Conclusion: don't install crocodicstudio/crudbooster v5.4.19
Conclusion: don't install crocodicstudio/crudbooster v5.4.18
    - Conclusion: don't install crocodicstudio/crudbooster v5.4.17
    - bla bla...
    - Conclusion: remove laravel/framework v5.8.3
    - Conclusion: don't install laravel/framework v5.8.3
    - maatwebsite/excel v2.1.3 requires illuminate/cache 5.0.*|5.1.*|5.2.* -> satisfiable by laravel/framework[5.0.x-dev, 5.1.x-dev, 5.2.x-dev], illuminate/cache[5.0.x-dev, 5.1.x-dev, 5.2.x-dev, v5.0.0, v5.0.22, v5.0.25, v5.0.26, v5.0.28, v5.0.33, v5.0.4, v5.1.1, v5.1.13, v5.1.16, v5.1.2, v5.1.20, v5.1.22, v5.1.25, v5.1.28, v5.1.30, v5.1.31, v5.1.41, v5.1.6, v5.1.8, v5.2.0, v5.2.19, v5.2.21, v5.2.24, v5.2.25, v5.2.26, v5.2.27, v5.2.28, v5.2.31, v5.2.32, v5.2.37, v5.2.43, v5.2.45, v5.2.6, v5.2.7].
    - bla bla...

  To enable extensions, verify that they are enabled in your .ini files:
    - C:\wamp64\bin\php\php7.2.10\php.ini
  You can also run `php --ini` inside terminal to see which files are used by PHP in CLI mode.

Installation failed, reverting ./composer.json to its original content.