INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '3fa7f311bf779af07fddbafb5fb9e65ca11ee04b0dfdd6d28c899d2378d6f046', 
    'Px1ewPGNcRELttjRUxAgD20hrbvtQMW56Gip9FHGteE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00045

Result

int(1)