SQLSTATE[08004] [1040] Too many connections (SQL: select * from `categories` where `id` = eyJpdiI6IlAzZ1V6RmlDOVhjamN0SDRMNTFjdXc9PSIsInZhbHVlIjoid1JkQUhBR0x2d0FrWXBEMzcwYlc0Zz09IiwibWFjIjoiZDY2N2U0MDQyZTQ4OWMxODY4NjgwZjg1NTQxMjZmYjRkNmVkMDVkZGNjNjQzYzlmNGQ0N2Q0NWFkMTU0N2U3YSIsInRhZyI6IiJ9 limit 1)