"Sun, 23 Jun 2024 17:53:49"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240623
Only TIME
17:53:49
General datetime
2024-06-23 17:53:49Z
For Database
2024-06-23 17:53:49
For HTTP1.1
Sun, 23 Jun 2024 17:53:49 GMT