INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '506a884a979459ee9f9e593758d83bbf4bf80c98062fe4785ad15a0e527b7f9f', 
    'fNA71LO+aXomRz4aGOgkxDAEhzrSw8EsdU375Ttf2FY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00032

Result

int(1)