INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '21bf51d62af22bce8ff217f9211ab2e10561d3064dc1f677266fe7357ced1489', 
    '6DBAw2rpOK3Jlx3jtB9jiyyXa26o2RHaxppS6H9yKO8=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00041

Result

int(1)