INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '39f21840004e954f9144015d3e0304fc8c10bf062d0ac747af4e71f429347724', 
    'o08+70YrYmYlh7kzSIUxlUIAtGBp4WwPP65ibymPHEE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00045

Result

int(1)