ERROR Error: UNKNOWN_CODE_PLEASE_REPORT: Syntax error in regular expression on line 1, character 11.
      at Query.Sequence._packetToError (/c/Users/.../node_modules/mysql/lib/protocol/sequences/Sequence.js:47:14)
      at Query.ErrorPacket (/c/Users/.../node_modules/mysql/lib/protocol/sequences/Query.js:79:18)
      at Protocol._parsePacket (/c/Users/.../node_modules/mysql/lib/protocol/Protocol.js:291:23)
      at Parser._parsePacket (/c/Users/.../node_modules/mysql/lib/protocol/Parser.js:433:10)
      at Parser.write (/c/Users/.../node_modules/mysql/lib/protocol/Parser.js:43:10)
      at Protocol.write (/c/Users/.../node_modules/mysql/lib/protocol/Protocol.js:38:16)
      at Socket.<anonymous> (/c/Users/.../node_modules/mysql/lib/Connection.js:88:28)
      at Socket.<anonymous> (/c/Users/.../node_modules/mysql/lib/Connection.js:526:10)
      at Socket.emit (events.js:315:20)
      at addChunk (_stream_readable.js:295:12)
      --------------------
      at Protocol._enqueue (/c/Users/.../node_modules/mysql/lib/protocol/Protocol.js:144:48)
      at PoolConnection.query (/c/Users/.../node_modules/mysql/lib/Connection.js:198:25)
      at internal/util.js:297:30
      at new Promise (<anonymous>)
      at PoolConnection.query (internal/util.js:296:12)
      at Connection.promiseQuery (/c/Users/.../server/connection.js:70:14)
      at /c/Users/.../server/sqlAdapter.js:86:35
      at processTicksAndRejections (internal/process/task_queues.js:97:5) {
    code: 'UNKNOWN_CODE_PLEASE_REPORT',
    errno: 3688,
    sqlMessage: 'Syntax error in regular expression on line 1, character 11.',
    sqlState: 'HY000',
    index: 0,
    sql: '\n' +
      '                SELECT\n' +
      '                    serial_number as serialNumber\n' +
      '                FROM\n' +
      '                    serial_numbers\n' +
      '                WHERE\n' +
      '                    configuration_id = 6 AND\n' +
      '                    serial_number REGEXP "18.?KM0D????"\n' +
      '                ORDER BY\n' +
      '                    serial_number DESC\n' +
      '            ;'
  }