INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c5537cec36cb78762fe8383e1a1dcf0e7ada165a6d4819eef864963588f610ed', 
    'WEX4ckjPSzPhUEPNN+0rMsGCl8veE5Iu3utqlgfVWOQ=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)