"Mon, 07 Oct 2024 15:38:15"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241007
Only TIME
15:38:15
General datetime
2024-10-07 15:38:15Z
For Database
2024-10-07 15:38:15
For HTTP1.1
Mon, 07 Oct 2024 15:38:15 GMT