How to Install ioncube loader on your server
Note: Before going to instal you must read the required Version for your Operating System.

Just Login in SSH Putty And Use The following Commands 1 by 1, your Ioncube Will work Fine.
FOR CENTOS 7 64Bitt - Ioncube Version 5.4

#  cd /etc/php.d
#  wget
#  cd /usr/lib64/php/modules
#  wget
#   cd /root
#   service httpd restart