"Sun, 16 Jun 2024 19:12:32"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240616
Only TIME
19:12:32
General datetime
2024-06-16 19:12:32Z
For Database
2024-06-16 19:12:32
For HTTP1.1
Sun, 16 Jun 2024 19:12:32 GMT