INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '5b34629e33d8efb9790449aaee05ac21749d347fb8dd5fab4bef208608e1a683', 
    '6htv5fZk4QcuyssvdEisB2MVZRK5dcBlUhxzicIT8GQ=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00056

Result

int(1)