INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '29b1f5b47a8b01a05a6a06d07eb8d63455a2db22608b123523eda0e7f7b0b356', 
    '7BZf9hVfmlvffetR2uUOG3qpmiPd5OwceAjjd/JAtxY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00049

Result

int(1)