INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '2bad8307d74ad36f65e623d40f598b7c4659cab3a5f3506a00dfe7639243df50', 
    '4jQUSvGtUjWV1LS5HyV1qup+bRmQ5oKb68CmiqaLvuE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00032

Result

int(1)