The delusion that you have control over the situation, when its clear to everyone else that you are clueless.
Reminiscent of playing car racing video games in shops when you were a kid with no money, but still vigorously manipuating the steering wheel and enjoying the ride, as the text "Insert Coin" flashes continuously.
DUANE: "C'mon guys! One big push and we'll all get this last bit done!"
MARK: "Why's Duane from management holding a clipboard and talking at us? We all know what we're doing and we're ahead of schedule anyway. He's just justifying his payrise."
JOHN: "Nah he's not that clever, he's got insert coin syndrome."