array(3) {
  [0]=>
  int(17079)
  [1]=>
  string(206) "Chen H., Zhu Y., Zhang W., Wu K., Yuan F. Underwater Acoustic Micromodem for Underwater Internet of Things // Wireless Communications and Mobile Computing. 2022. vol. 2022. no. 1. DOI: 10.1155/2022/9148756."
  [2]=>
  int(13)
}
<h1>DB Error 230: Duplicate entry '17079-13' for key 'citations.citations_submission_seq'</h1>