when i try to install php-sqltie i get the following error. I have donloaded and installed the knoppix dvd to a flash drive and every thing is working as expected except a minor glitch i can't run php-sqlite on the apace server when i tried to install it i get the following error:

apt-get install php5-sqlite
Reading package lists... Done
Building dependency tree       
Reading state information... Done
Some packages could not be installed. This may mean that you have
requested an impossible situation or if you are using the unstable
distribution that some required packages have not yet been created
or been moved out of Incoming.
The following information may help to resolve the situation:

The following packages have unmet dependencies:
 php5-sqlite : Depends: phpapi-20100525+lfs
               Depends: php5-common (= 5.4.35-0+deb7u2) but 5.6.4+dfsg-1 is to be installed
E: Unable to correct problems, you have held broken packages.
i even tried updating through synaptic but it isn't working out.
Kindly help me out i am lost about what to do next.

Thank you.