According to Auke Hielkema, founder and administrator at Guianas Nature Forum (GNS), this is an Amazon Lava Lizard (Tropidurus torquatus).

First 4 photos: J.A. Pengel International Airport area, Zanderij, Suriname, 14 October 2016
Last photo: Blaka Watra, Redi Doti, Suriname, 18 October 2016