INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '5b6811beb2da01a54d4321014d222d07e16ff24a1caf3372aa8d0eeb6b1aa265', 
    '8EnmtgQBLXWNAekZvKdRyvhFpcTeI2hcvrxixvi7u6Q=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)