INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '73fa34302670b3611fdbfaed08d90cb3c2f41c7b9bca450c17500d14f3fcf82a', 
    '6lRqIrJ70poDEpfY9QD6VdPVWYI+fCPwNVN1TI2ugzM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)