"Mon, 16 Sep 2024 10:40:09"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240916
Only TIME
10:40:09
General datetime
2024-09-16 10:40:09Z
For Database
2024-09-16 10:40:09
For HTTP1.1
Mon, 16 Sep 2024 10:40:09 GMT