"Mon, 16 Dec 2024 16:31:31"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241216
Only TIME
16:31:31
General datetime
2024-12-16 16:31:31Z
For Database
2024-12-16 16:31:31
For HTTP1.1
Mon, 16 Dec 2024 16:31:31 GMT