"Sat, 27 Jul 2024 13:26:24"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240727
Only TIME
13:26:24
General datetime
2024-07-27 13:26:24Z
For Database
2024-07-27 13:26:24
For HTTP1.1
Sat, 27 Jul 2024 13:26:24 GMT