INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '399e19a18812fa45cfad29cd531430e102ff0f31316d2cd6c52490c83c142b69', 
    '420TBG588xCVl0ouGfz5qP9C1usXui8Si7Dj6eMXwPA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00041

Result

int(1)