INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8bc2e736bd729b1578e79457b79c7c5450a6d8508b25478c43680b8cc93ecebe', 
    'c8AOe/HsvcjEmozivEz0xFzHWfn6As2St9uGz47POFc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)