INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'de28c83035dba2bd0c5babd09c6c38fea489f169128599003fa88e9537569a9e', 
    'FTTYX1GHYblCwLiriLcwwdaBwnDCyaFlI2W/MRfeC4E=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00032

Result

int(1)