INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'f8d40754dd49491bd94849e6eed3fbc32afba6828c674d60678bb978923ba240', 
    'bIXMmcViXbePA5kPih87ItTDQIhj3TYz5ufkFwe4sC8=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00044

Result

int(1)