INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '9689249cc37080532dc6e8352c45926576b6e9557d24368bcb04453d702b1eb1', 
    'e1DNJOniR0mTNfKxAhKG9tTchsA/sVqLQk/IMDSkcJU=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)