INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e8915bffa4c2a4c880fed2b1b246964585b30ac21a884d2a32ff210ea3f800fd', 
    '+QPS7QfXLdk7Nt6o8+9LhfqHZa0SEPIq/KjzIM+zd+A=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00028

Result

int(1)