That's clearly from an Ancient Cartouche from the Goa'uld era, before Ra left the earth and the stargate was buried. The symbols are clearly chevrons! That places it at least pre-2995 B.C. which is predynastic, not even Old Kingdom yet.
It sounds like a generic Hollywood knockoff of newage psuedoscience, but it ends up being an enjoyable sci-fi series centred on wormhole travel and how technologically superior civilisations can fall.
That's what the US Air Force intended all along! #FalseFlag