"Sat, 03 Aug 2024 19:57:18"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240803
Only TIME
19:57:18
General datetime
2024-08-03 19:57:18Z
For Database
2024-08-03 19:57:18
For HTTP1.1
Sat, 03 Aug 2024 19:57:18 GMT