INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '476f7269bfc3c540da708478d7cff39e95b51e69ee44881af584c57a1eba45b9', 
    'aIa8r8uxLFuOrc4sEO6TkgNpyl7umvOXmnjZeLwp0Iw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00013

Result

int(1)