"Mon, 16 Dec 2024 08:33:11"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241216
Only TIME
08:33:11
General datetime
2024-12-16 08:33:11Z
For Database
2024-12-16 08:33:11
For HTTP1.1
Mon, 16 Dec 2024 08:33:11 GMT