from tkinter import Tk, Label, PhotoImage

from random import randint

def on_click(event):

global coord_x, coord_y

coord_x = randint(0, 29) * 30

coord_y = randint(0, 19) * 30

lbl.place(x=coord_x, y=coord_y)

root = Tk()

root.title('Clicker')

root.geometry('900x600')

root.resizable(False, False)

img = PhotoImage(file='path_to_your_image.png')

lbl = Label(root, image=img)

lbl.bind('<Button-1>', on_click)

coord_x = randint(0, 29) * 30

coord_y = randint(0, 19) * 30

lbl.place(x=coord_x, y=coord_y)

root.mainloop()