INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '51f8bf5ce317f610888c5600dcc27f4bb4ad69e99551e15306e73121bcd6db31', 
    'RPuBBj/DSRrVMYICJTzPwX9DTBuINWgXkWBhlWulBHo=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00031

Result

int(1)