INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '75b50d55052e8aecdc5f9a92a90ef68f10ceeeac0cc0002ad134355e7ac87878', 
    'FuxgDfIZevnR7nZlrqzfQ1W5vVIS4WnsdORnAB8xObg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)