INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c3a4b07989beb759f9a58bf160d0eec5ed0c8c738d04bdb46e763621ef9ccff2', 
    'LKfPfqNJO9H3B9Fhpuwm1N5R9Qa7/8sbcqY2948q0J0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)