"Sun, 07 Jul 2024 16:30:00"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240707
Only TIME
16:30:00
General datetime
2024-07-07 16:30:00Z
For Database
2024-07-07 16:30:00
For HTTP1.1
Sun, 07 Jul 2024 16:30:00 GMT