"Sun, 28 Jul 2024 23:21:55"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240728
Only TIME
23:21:55
General datetime
2024-07-28 23:21:55Z
For Database
2024-07-28 23:21:55
For HTTP1.1
Sun, 28 Jul 2024 23:21:55 GMT