INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'd28159a49a0a5e6708d0be78480453f3f4251a8d5da97355d9db203ad934f3ae', 
    'UYQBMqDMSx1TW+HChRcPoP7BK5sBA0Ly0sO3ASp22d0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)