"Sat, 10 Jan 1970 19:45:03"

Convert date and time to unixtime.

848703

Another datetime format string at UTC

YYYYMMDD
19700110

Only TIME
19:45:03

General datetime
1970-01-10 19:45:03Z

For Database
1970-01-10 19:45:03

For HTTP1.1
Sat, 10 Jan 1970 19:45:03 GMT


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