"Sun, 15 Sep 2024 22:24:43"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240915
Only TIME
22:24:43
General datetime
2024-09-15 22:24:43Z
For Database
2024-09-15 22:24:43
For HTTP1.1
Sun, 15 Sep 2024 22:24:43 GMT