"Mon, 16 Dec 2024 13:18:47"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241216
Only TIME
13:18:47
General datetime
2024-12-16 13:18:47Z
For Database
2024-12-16 13:18:47
For HTTP1.1
Mon, 16 Dec 2024 13:18:47 GMT