"Sun, 28 Apr 2024 06:23:35"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240428
Only TIME
06:23:35
General datetime
2024-04-28 06:23:35Z
For Database
2024-04-28 06:23:35
For HTTP1.1
Sun, 28 Apr 2024 06:23:35 GMT