"Sun, 16 Jun 2024 20:25:52"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240616
Only TIME
20:25:52
General datetime
2024-06-16 20:25:52Z
For Database
2024-06-16 20:25:52
For HTTP1.1
Sun, 16 Jun 2024 20:25:52 GMT