Viral instagram post in 2020 ?

Hello guys,hope you all doing well `
i have instagram acccount photography niche with 5k followers
i'm not active for about 6months,being busy in work and got no time at all
but i was active i like and engage with everyone
i post lets' say very high quality photos my own photos
i do research hashtags do the best to get seen but i get 500-1k even after posting on telegram
for getting some engagement !! and i see people with shitty photos get's viral !!
can you suggest method ?
and what determined the best value for algorithm saves,shares ? comments ?
thanks `