"Sun, 15 Sep 2024 22:46:57"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240915
Only TIME
22:46:57
General datetime
2024-09-15 22:46:57Z
For Database
2024-09-15 22:46:57
For HTTP1.1
Sun, 15 Sep 2024 22:46:57 GMT