"Sat, 27 Jul 2024 12:13:13"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240727
Only TIME
12:13:13
General datetime
2024-07-27 12:13:13Z
For Database
2024-07-27 12:13:13
For HTTP1.1
Sat, 27 Jul 2024 12:13:13 GMT