"Sat, 13 Jul 2024 14:19:13"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240713
Only TIME
14:19:13
General datetime
2024-07-13 14:19:13Z
For Database
2024-07-13 14:19:13
For HTTP1.1
Sat, 13 Jul 2024 14:19:13 GMT