INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '3b20765a2885528463800a8371c1333fbf69415343928c34c07ec1f62c1fec65', 
    'vl5bJLgvXhoduB+sjfSwTXXHOzCNzz9z1zVRwvuSIlg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)