insert into database query psycopg2
import psycopg2
conn = psycopg2.connect(host=pg_credential.hostname,
port=pg_credential.port,
user=pg_credential.username,
password=pg_credential.password,
database=pg_credential.path[1:]) # To remove slash
cursor = conn.cursor()
cursor.execute("INSERT INTO a_table (c1, c2, c3) VALUES(%s, %s, %s)", (v1, v2, v3))
conn.commit() # <- We MUST commit to reflect the inserted data
cursor.close()
conn.close()