Snopes denies:
Superstation95 also published two videos purportedly showing violence that occurred on 25 May 2016. The web site also claimed that this footage never circulated on legitimate news outlets due to a news “blackout.” Actually, the footage featured in “Paris Under Muslim Siege 2 Riots, Killing, Arson May 25 ‘16” was taken from a video that was published in 2014:
WTF does it matter when it was taken? These European cities are under siege by muslims; if it happened 2 years earlier, it's worse then we thought.