"Mon, 16 Dec 2024 03:33:33"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241216
Only TIME
03:33:33
General datetime
2024-12-16 03:33:33Z
For Database
2024-12-16 03:33:33
For HTTP1.1
Mon, 16 Dec 2024 03:33:33 GMT