"Sat, 18 May 2024 01:11:19"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240518
Only TIME
01:11:19
General datetime
2024-05-18 01:11:19Z
For Database
2024-05-18 01:11:19
For HTTP1.1
Sat, 18 May 2024 01:11:19 GMT