INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '4c491d6efae452fb0d157ad4dfcd81bcf9721258b6393b24f07d40b37010b938', 
    '+sY3LqgxrSmpNkpP74flL4r+LySvTzYXrOyU+QhT3kk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00041

Result

int(1)