"Sun, 16 Jun 2024 14:12:58"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240616
Only TIME
14:12:58
General datetime
2024-06-16 14:12:58Z
For Database
2024-06-16 14:12:58
For HTTP1.1
Sun, 16 Jun 2024 14:12:58 GMT