MySQL server has gone away
Mysql is dead after a while. Maybe timeing out?

```
# ERR: SQLException in /home/mwo/openmonero/src/MySqlAccounts.cpp(select) on line 680                                     │2017-03-08 15:17:12.899 [P2P0]  INFO    global  src/cryptonote_protocol/cryptonote_protocol_handler.inl:1090  SYNCHRONIZ
# ERR: MySQL server has gone away                                                                                         │ED OK
# ERR: SQLException in /home/mwo/openmonero/src/MySqlAccounts.cpp(insert) on line 752                                     │2017-03-08 21:14:46.504 [P2P8]  INFO    global  src/cryptonote_core/blockchain.cpp:1420 ----- BLOCK ADDED AS ALTERNATIVE
# ERR: MySQL server has gone away                                                                                         │ ON HEIGHT 1261975
Error getting address:                                                                                                    │id:     <b04acb0d2921c20a838810bf9dc772d54f7eb695a22b2a81eb3d6759ac517010>
Cant parse string address:                                                                                                │PoW:    <5fff4abfb03cdb28ff92f32743c602af67e5839dd88a53749c100b6900000000>
Faild created a search thread 
```