"Sun, 26 May 2024 20:14:30"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240526
Only TIME
20:14:30
General datetime
2024-05-26 20:14:30Z
For Database
2024-05-26 20:14:30
For HTTP1.1
Sun, 26 May 2024 20:14:30 GMT