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