Lord Ganesha is surely one of the most loved Gods in the Hindu pantheon.
Paste of ghee and flowers indicates that the temple is still in use.
You are invited to see the two earlier posts put up by me on this temple:
(i) 'Parsurameswara Temple, Bhubaneswar, Odisha, Part-I' ..by KJS Chatrath ; http://indianheritagephotos.blogspot.com/2018/09/parsurameswara-temple-bhubaneswar.html
(ii) 'Parsurameswara Temple, Bhubaneswar, Odisha, Part-II' ..by KJS Chatrath ; http://indianheritagephotos.blogspot.com/2018/09/parsurameswara-temple-bhubaneswar_26.html