INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8efddcfdaa4826266af7b6c0a54fd23c51a0746c0b6b73a6f7553d8deb7aad29', 
    'hnax9i2IM1B24AFWyTLOLT4WfgP7R5cCLiptuo/P0RU=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)