INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c6d28dd9d38d4cdc776debf7d97f5bd3eb54747c95e0bd9d7686db4146557d26', 
    'MRlFgwo4LzmXebv4AADr8tLxHGGlF0OKlQp6tHLsMiE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00024

Result

int(1)