INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e21150b6ace91a8eef05de987ad160e1799cd649566c34f7c4cb0b31faf45f2e', 
    'sDlDh2+izvgJWEbb4XzhEcGtQHvAG6wI1YSGvLHBIKc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)