INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '268e1f3feccf7d5093b34a386a491f83a184db5c69855e1bc9795154f7420f3a', 
    'EAZMyDmbE+eR/WvbzVG7e95gf4L6erlLhwHxkc5Xp0Y=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00041

Result

int(1)