INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '3e6debfaebe618d9cf82fa91bf62bc03a36f4e535f194a708272e4e1fd351988', 
    'bPmvNnouo8pvFPiMHRTshRFwZosYkbgv2IG1XdRXw34=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00025

Result

int(1)