INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '81eb3c6c46a86037397f57f1843f90e17ce7daa831846832c5ad60c3eef0491e', 
    'lGWDQLe+aKDmPp52KHk4Hc2b33Ht+ORPOOrGti4lvvg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)