INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b6e869050a6f8177d272a471f62256a67571ca740d548c25e264af66f9a9c22f', 
    'Mc9ui85gZgb1oL7w8nv6kpjneRYAAkaWWQW4nOvfvMY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00042

Result

int(1)