INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '9ee498094dd554b2c8295c9ddc00888d9d021afa863a08f9366986e73247b602', 
    'Smc0zxVT0bWBiKtICH04l9ccGDUQ3x+qy5P2X0W+12g=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00040

Result

int(1)