INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b4a50e9695bcae0cd4a49bb45bcd5b4a4a12259a197fe84888f88d4b68eca8ea', 
    'B2S2qgo5Kflw6dv53vrQH3pTcf8YBzvgB5uLJGK6vcg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)