INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '4f789b812c349e8581e5f882ba08ee45d68677b11e758696e3accc0db6bab12c', 
    'sg9hH715eB66wnwB5nXz1KmlexLHgBs9Wa2SmItZif0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)