INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e6cf842551fe9122e60791027f5fd467737c1f1580a8cb7a5e30951b3a581d15', 
    'lPUMe9HZGoaqPSy+IAE1xc5jADYk2cBJKf7mk7l90ok=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)