INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'd6eebb1bc04b12853bcca4eea42395dfedf7443ce42dd23cd19b95bb479ab80f', 
    'IUh2moDshed6q1Zd0pyZQsYiGE3fBsdRewqb79ECrJU=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)