"Sun, 16 Jun 2024 11:27:56"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240616
Only TIME
11:27:56
General datetime
2024-06-16 11:27:56Z
For Database
2024-06-16 11:27:56
For HTTP1.1
Sun, 16 Jun 2024 11:27:56 GMT