"Tue, 31 Dec 2024 09:18:51"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241231
Only TIME
09:18:51
General datetime
2024-12-31 09:18:51Z
For Database
2024-12-31 09:18:51
For HTTP1.1
Tue, 31 Dec 2024 09:18:51 GMT