"Sat, 27 Jul 2024 19:28:13"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240727
Only TIME
19:28:13
General datetime
2024-07-27 19:28:13Z
For Database
2024-07-27 19:28:13
For HTTP1.1
Sat, 27 Jul 2024 19:28:13 GMT