INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'efbc546a1e52947c83e32bf805b2bdb46659368f1e87f6f250e435ffd534ef3a', 
    'mxVq7xZ1oQ3PB8h/L6w8WezkNcGfMuCIb0cwu9ANCJc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00029

Result

int(1)