INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '51e8863c61898770981f9b6b38bc740e128a8210a12a92a059526769d87c9769', 
    '+8V5L/vpd9kOWCU96Bep+jqDcbxpQJYDOkmjbOj1TRU=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)