Sqlite concurrent insert is possible ?

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SQLite

Hi guys i have version of sqlite 3.12 in linux mint last version
i ask if anyone have experience about concurrence insert data in Sqlite
i have 3 script and i want run not in serial but in parallel for reduce time of insert data , how can do it ? anyone have some example simple , for do it ?

thanks

What I have tried:

run in serial 3 script, i not try nothing because i dont know i find somthing in google but not a executable example thanks