INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '51d32183d6c312b4bfb4390362e21a5281c02c9cd96864e09f382a8186e94fef', 
    'W1Ax2ACxoNJHT1JdoONG+803l31D0YhokdkZkY0zr3A=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)