INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '7dc514a88c4e93cf712fb81c66c6152bfa6ead52efa08792f904fdfac537d1f4', 
    '7d63OLI8DKxn9g0GV37wu5G6XaeTh32jpaCzJqPFkyc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)