"Sat, 27 Jul 2024 15:58:13"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240727
Only TIME
15:58:13
General datetime
2024-07-27 15:58:13Z
For Database
2024-07-27 15:58:13
For HTTP1.1
Sat, 27 Jul 2024 15:58:13 GMT