INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6c7c87b0d83121ed413d1b48d80ff1ac1341d18b1ccdc661493e336738a75b29', 
    'PEO80j4CJPuP4B+td9IvOhNdLobNQvWoamXHYvgugDI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00048

Result

int(1)