INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a09d02ef20a928b319142c34950a9b0d52eb30c111985a242af310c12a36a018', 
    'ATKmN3V8Fvew3fThYo4ItcQ3+YCYzCpDGgVbxrUJNCU=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)