"Mon, 21 Oct 2024 16:40:43"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241021
Only TIME
16:40:43
General datetime
2024-10-21 16:40:43Z
For Database
2024-10-21 16:40:43
For HTTP1.1
Mon, 21 Oct 2024 16:40:43 GMT