INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e3c898d99fe309b1d113432e4adb2a91c52a7392e9ceddfbe3ff662b9fd2ebef', 
    '3xxu4PL2fpiTxtm1kyRQyGZ2qUrok5wv6zTaLRmjZrE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)