INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '50b50a9ee6381a723fe8e11a90b7951c75e9cd1431a03ba76969eb9ea82d4ead', 
    'mgTZNiHZYT74iC4V+VQVGACgNjEUFEoiMEGD5pG9Jnk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)