INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '55465240d8f2a1fe794f2e25b8e14bd9b5f38b02b9a3b506bbad24e3edff9535', 
    'EMxQZ4CsnjgW2ODovkY+DQlR4LrkmO/o68mRKZDX+hc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00037

Result

int(1)