"Sun, 16 Jun 2024 12:49:57"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240616
Only TIME
12:49:57
General datetime
2024-06-16 12:49:57Z
For Database
2024-06-16 12:49:57
For HTTP1.1
Sun, 16 Jun 2024 12:49:57 GMT