Fatal Error

I am unable to load the plugin. My server is running php 5.3.29 but I received the following error.

Parse error: syntax error, unexpected T_PAAMAYIM_NEKUDOTAYIM in /home/richboy/public_html/asianteenclub.com/wp-content/plugins/wp-models/base/controllers/base_controller_plugin.php on line 817

Please help!

https://wordpress.org/plugins/wp-models/