INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'ddeb694a9ecd137aba8c839365936effb24d3ef86695bbaf0566253b8e1dca4e', 
    'WDP3NdhXh+d6OSo2OoahmC7mnlXqAj4fSGjzB00t0wg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00025

Result

int(1)