INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '7b68efe2c20e12521a0da24f3a90592ef8573db603e8e4b45b6e24b023950122', 
    'DCaIKgpSCMFTbFV71oNDHl2M/9004IpeNsN69wVGG58=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00068

Result

int(1)