"Sun, 15 Sep 2024 22:43:37"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240915
Only TIME
22:43:37
General datetime
2024-09-15 22:43:37Z
For Database
2024-09-15 22:43:37
For HTTP1.1
Sun, 15 Sep 2024 22:43:37 GMT