INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '21c7e4ab57500bf09b24919f12ef6f7e2931bb40aae621d63f0bd3f458f19829', 
    'FsYiLMDpc0hV15orHKnXubddU+zQ/PPkYLbEdEgOSDI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)