He told GB News: “It is concerning that this has taken place and what we’re concerned about is copycats and we might have another one.
“If you do see something, report suspicious behaviour, this is advice given out by police this week.
“Or even better, report people who are perhaps going off the rails.”
Mr Phillips added that the Government should still allow Christmas markets to go ahead otherwise the “terrorists have won”.
The Foreign Office said it is closely monitoring the situartion after the shcoming scenes in Germany.
Police from Counter Terrorism Policing has warned Brits about the risk of an attack.
Deputy Assistant Commissioner Jon Savell said: “The public are our eyes and ears. Without public support and vigilance, it actually makes our job an awful lot more difficult.
“Our concern is public spaces, crowded places and the natural vulnerability of that for obvious reasons, places where you’ve got many, many people, tourists, shoppers, local residents and people coming to work.
“What we want to do is make sure we get messages across for members of the public to be vigilant.”
Police in Magdeburg have confirmed that they are not looking for any other suspect as things stand.
The suspect, in his 50s, works in the Saxony-Anhalt region and has been in Germany since 2006.
He was not previously known to German authorities as an extremist.
