INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '5e73818be6f353a21809438bf5ac3957a5eb93d33ed3cfe1c2ce34abd4e4ea2b', 
    'c40Z3WR5X7XF3HMGoxS1NBrzUQ0SNd7RmHhJze36Alg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00028

Result

int(1)