"Sun, 18 Aug 2024 10:47:10"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240818
Only TIME
10:47:10
General datetime
2024-08-18 10:47:10Z
For Database
2024-08-18 10:47:10
For HTTP1.1
Sun, 18 Aug 2024 10:47:10 GMT