"Sat, 16 Mar 2024 11:20:22"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240316
Only TIME
11:20:22
General datetime
2024-03-16 11:20:22Z
For Database
2024-03-16 11:20:22
For HTTP1.1
Sat, 16 Mar 2024 11:20:22 GMT