INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'ab21c3b4a3de9411cbe1e72f509ed919e7d510c942fa772065b02b9f882179c9', 
    '+CBLpXHSj8kYDvXqkJS//xbdTfTetf3lXyThm3eB+UI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00013

Result

int(1)