INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '5edf4449763fed936129d313664500928104bd1e56cbff4542372bf5d4cbe521', 
    'U6E2RPYq0hvYEX2J58WTSdGT1pQ1RXe++7+b1PxKDqU=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00039

Result

int(1)