"Sun, 07 Jul 2024 12:15:39"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240707
Only TIME
12:15:39
General datetime
2024-07-07 12:15:39Z
For Database
2024-07-07 12:15:39
For HTTP1.1
Sun, 07 Jul 2024 12:15:39 GMT