INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b4bbe5ded62bf03ea386b564ed1f8bcc049eee4edb3821265d28ee27d751a246', 
    'x2jSQmHlkUEwthBwKW0oCVNZhFjx0lvh8f3t2sLMwN8=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)