INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '4c51b365445234189e09a410e6dbe628de7a54e29278cffe6f5b88455e8a1691', 
    'ZS2NGXhxrAmeCGBdb+XoXHPiF5ILEykVtcdDv9R7dNk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)