INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6fcfbed78671ddcc652ba77709b02976d191dac66c74e28bc9233dc082196632', 
    'Kou1iUyVWOFwoJAgjlgH2dWHahyWbkuUxChL4TiyqLc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)