INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'f9a761a3038873ff7aa7bfff43d61c011290926024ec22a84d6bd00fae2a7bfd', 
    'viU1Hk2zeKae86BZjGSplC2WNguYoJijtQcZjIgrrPs=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)