INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e98bf9d7257bed811a54f9b647d8e6d1567e36f94978d03aca9fe609b1a711b8', 
    'U2PQU0Fraj7cYVloVx2ZtH2XJAh04+mCMvZ9WB4yThU=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00035

Result

int(1)