"Sun, 22 Sep 2024 04:15:13"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240922
Only TIME
04:15:13
General datetime
2024-09-22 04:15:13Z
For Database
2024-09-22 04:15:13
For HTTP1.1
Sun, 22 Sep 2024 04:15:13 GMT