What should i upgrade my cpu to.

i have a Ryzen 5 5600, a Radeon rx 6650 xt MECH 2x 8g oc graphics card, rm650 fully modular 80 plus gold corsair power supply, and 32 gigs of ddr4 ram. i want to upgrade my CPU but i don't know what to upgrade to, or if the CPU is what i should be upgrading at all. this is my first pc build so I'm not really sure on what the next step should be, any advice would be appreciated, thanks. Feel free to ask any questions.