INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '30307981596baecb65d18057234bb44dd1d3b32f839290c24c47a1744a743db9', 
    'MeixNWhupCAWI92yau3thFpP1ZTT7Ixo8Kptd8RH4rs=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)