INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '343e2604f05bbdf3be1b4ebe88679dbd9789b8c98fd3966a69f253dee610e247', 
    'a21hx916CiJSe4vHjAy9t0b41+vcC+xuep4Qg3Rhv3I=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)