INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '543b21a603f8e424e5e10c9f8325fb6b79d56bba03c2c2516448a170d060bfd8', 
    '7G6oebQIOCPUzzveadDRag3YFDPP8ecabmhoxFWk7+s=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00042

Result

int(1)