SQLSTATE[08004] [1040] Too many connections (SQL: select * from `categories` where `id` = eyJpdiI6IjZsb3djNmFLVTdKRUNIdUQ5SmpDb2c9PSIsInZhbHVlIjoiNkJQd2h1SW5oNkFsYXhVbVdWakljQT09IiwibWFjIjoiNGVkZmJiMDViNWE5ZjZiZmE4MDIyYTk1MGIyOTQ1N2Q0OTEzMjI1MmE0NjU4YjUzODlmOGMyNjU5NmFmYzZhZCIsInRhZyI6IiJ9 limit 1)