"Mon, 23 Sep 2024 06:13:21"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240923
Only TIME
06:13:21
General datetime
2024-09-23 06:13:21Z
For Database
2024-09-23 06:13:21
For HTTP1.1
Mon, 23 Sep 2024 06:13:21 GMT