"Mon, 30 Sep 2024 15:15:55"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240930
Only TIME
15:15:55
General datetime
2024-09-30 15:15:55Z
For Database
2024-09-30 15:15:55
For HTTP1.1
Mon, 30 Sep 2024 15:15:55 GMT