"Sun, 11 Feb 2024 11:19:47"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240211
Only TIME
11:19:47
General datetime
2024-02-11 11:19:47Z
For Database
2024-02-11 11:19:47
For HTTP1.1
Sun, 11 Feb 2024 11:19:47 GMT