"Sun, 15 Sep 2024 06:31:47"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240915
Only TIME
06:31:47
General datetime
2024-09-15 06:31:47Z
For Database
2024-09-15 06:31:47
For HTTP1.1
Sun, 15 Sep 2024 06:31:47 GMT