INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b5f957ece01405bdc5f49d4c9d317eec5a591239ee390427ef480232c9d2f2a0', 
    'n6Pzfje7GrpHEHpxrYYeQ55OLfDml9cnomKVfa8Lgrw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00041

Result

int(1)