"Sat, 09 Mar 2024 12:12:49"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240309
Only TIME
12:12:49
General datetime
2024-03-09 12:12:49Z
For Database
2024-03-09 12:12:49
For HTTP1.1
Sat, 09 Mar 2024 12:12:49 GMT