INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '2e5f3e2f729fcacecdc8842abbd1ed64994284b170b45773e038a0904b590459', 
    '5LMyQm0X42f5OV2VPrNuidezW4JeY3JXF5T5oR/Sdi0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00032

Result

int(1)