"Sun, 07 Apr 2024 11:21:35"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240407
Only TIME
11:21:35
General datetime
2024-04-07 11:21:35Z
For Database
2024-04-07 11:21:35
For HTTP1.1
Sun, 07 Apr 2024 11:21:35 GMT